在线精品免费观看一区|九热精品视频|超碰91av|av一区二区三区在线播放,久久视频精品在线,国产一级理论片,国产精久久一区二区三区

Sulphur Black Sulphur parti-color Medicine intermediates Vat pink R Dye intermediates Others
Details

DL-hydroxyl phenyl glycolycurea

【Properties】
White powder

【Qulity standard】

Appearance: White powder
Content: ≥98.50%
Moisture content: <0.3%
Phenl content: ≤0.30%
O-hydroxyl phenyl glycolycurea content: ≤0.5%


【Uses】
It mainly used in the production of D-hydroxyl phenyl glycin. D-hydroxyl phenyl glycin is the main material semisynthesising antibiotic Amoxicillin and cephalothin etc.

【Starage and transportation】
It stored in drying and ventilation place, preventing from sunlight, moisture and hotness, transporting carefully and lightly.

【Packing】
In woven bag of 25kg or big bag of 600kg each lined with plastic bag.

 




Pre: SULPHUR BLACK BR.B 200%
Next: Industrial oxalic Acid